harmony 鸿蒙image_packer_native.h

2025-06-12
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image_packer_native.h

Overview

The image_packer_native.h file declares the APIs for image encoding.

Library: libimage_packer.so

File to include: <multimedia/image_framework/image/image_packer_native.h>

System capability: SystemCapability.Multimedia.Image.ImagePacker

Since: 12

Related module: Image_NativeModule

Summary

Types

Name	Description
typedef struct OH_ImagePackerNative OH_ImagePackerNative	Defines a struct for the image packer, which is used to perform operations related to an image packer.
typedef struct OH_PackingOptions OH_PackingOptions	Defines a struct for image encoding parameters.
typedef struct OH_PackingOptionsForSequence OH_PackingOptionsForSequence	Defines a struct for image sequence encoding parameters.

Enums

Name	Description
IMAGE_PACKER_DYNAMIC_RANGE { IMAGE_PACKER_DYNAMIC_RANGE_AUTO = 0, IMAGE_PACKER_DYNAMIC_RANGE_SDR = 1 }	Enumerates the dynamic range for encoding.

Functions

Name	Description
Image_ErrorCode OH_PackingOptions_Create (OH_PackingOptions **options)	Creates the pointer to an OH_PackingOptions struct.
Image_ErrorCode OH_PackingOptions_GetMimeType (OH_PackingOptions options, Image_MimeType format)	Obtains the MIME type.
Image_ErrorCode OH_PackingOptions_SetMimeType (OH_PackingOptions options, Image_MimeType format)	Sets the MIME type.
Image_ErrorCode OH_PackingOptions_GetQuality (OH_PackingOptions options, uint32_t quality)	Obtains the encoding quality.
Image_ErrorCode OH_PackingOptions_SetQuality (OH_PackingOptions *options, uint32_t quality)	Sets the encoding quality.
Image_ErrorCode OH_PackingOptions_GetDesiredDynamicRange (OH_PackingOptions options, int32_t desiredDynamicRange)	Obtains the desired dynamic range during encoding.
Image_ErrorCode OH_PackingOptions_SetDesiredDynamicRange (OH_PackingOptions *options, int32_t desiredDynamicRange)	Sets the desired dynamic range during encoding.
Image_ErrorCode OH_PackingOptions_Release (OH_PackingOptions *options)	Releases the pointer to an OH_PackingOptions struct.
Image_ErrorCode OH_PackingOptionsForSequence_Create (OH_PackingOptionsForSequence **options)	Creates the pointer to an OH_PackingOptionsForSequence struct.
Image_ErrorCode OH_PackingOptionsForSequence_SetFrameCount (OH_PackingOptionsForSequence *options, uint32_t frameCount)	Sets the number of frames for image sequence encoding.
Image_ErrorCode OH_PackingOptionsForSequence_GetFrameCount (OH_PackingOptionsForSequence options, uint32_t frameCount)	Obtains the number of frames for image sequence encoding.
Image_ErrorCode OH_PackingOptionsForSequence_SetDelayTimeList (OH_PackingOptionsForSequence options, int32_t delayTimeList, size_t delayTimeListLength)	Sets the delay time array for image sequence encoding.
Image_ErrorCode OH_PackingOptionsForSequence_GetDelayTimeList (OH_PackingOptionsForSequence options, int32_t delayTimeList, size_t delayTimeListLength)	Obtains the delay time array for image sequence encoding.
Image_ErrorCode OH_PackingOptionsForSequence_SetDisposalTypes (OH_PackingOptionsForSequence options, uint32_t disposalTypes, size_t disposalTypesLength)	Sets the disposal type array for image sequence encoding.
Image_ErrorCode OH_PackingOptionsForSequence_GetDisposalTypes (OH_PackingOptionsForSequence options, uint32_t disposalTypes, size_t disposalTypesLength)	Obtains the disposal type array for image sequence encoding.
Image_ErrorCode OH_PackingOptionsForSequence_SetLoopCount (OH_PackingOptionsForSequence *options, uint32_t loopCount)	Sets the number of loops for image sequence encoding.
Image_ErrorCode OH_PackingOptionsForSequence_GetLoopCount (OH_PackingOptionsForSequence options, uint32_t loopCount)	Obtains the number of loops for image sequence encoding.
Image_ErrorCode OH_PackingOptionsForSequence_Release (OH_PackingOptionsForSequence *options)	Releases the pointer to an OH_PackingOptionsForSequence struct.
Image_ErrorCode OH_ImagePackerNative_Create (OH_ImagePackerNative **imagePacker)	Creates the pointer to an OH_ImagePackerNative struct.
Image_ErrorCode OH_ImagePackerNative_PackToDataFromImageSource (OH_ImagePackerNative imagePacker, OH_PackingOptions options, OH_ImageSourceNative imageSource, uint8_t outData, size_t *size)	Encodes an image source into data in a given format.
Image_ErrorCode OH_ImagePackerNative_PackToDataFromPixelmap (OH_ImagePackerNative imagePacker, OH_PackingOptions options, OH_PixelmapNative pixelmap, uint8_t outData, size_t *size)	Encodes a PixelMap into data in a given format.
Image_ErrorCode OH_ImagePackerNative_PackToDataFromPicture (OH_ImagePackerNative imagePacker, OH_PackingOptions options, OH_PictureNative picture, uint8_t outData, size_t *size)	Encodes a picture into data in a given format.
Image_ErrorCode OH_ImagePackerNative_PackToDataFromPixelmapSequence (OH_ImagePackerNative imagePacker, OH_PackingOptionsForSequence options, OH_ImagePackerNative *pixelmapSequence, size_t sequenceLength, uint8_t outData, size_t *outDataSize)	Encodes a PixelMap sequence into data.
Image_ErrorCode OH_ImagePackerNative_PackToFileFromImageSource (OH_ImagePackerNative imagePacker, OH_PackingOptions options, OH_ImageSourceNative *imageSource, int32_t fd)	Encodes an image source into a file.
Image_ErrorCode OH_ImagePackerNative_PackToFileFromPixelmap (OH_ImagePackerNative imagePacker, OH_PackingOptions options, OH_PixelmapNative *pixelmap, int32_t fd)	Encodes a PixelMap into a file.
Image_ErrorCode OH_ImagePackerNative_PackToFileFromPicture (OH_ImagePackerNative imagePacker, OH_PackingOptions options, OH_PictureNative *picture, int32_t fd)	Encodes a picture into a file.
Image_ErrorCode OH_ImagePackerNative_PackToFileFromPixelmapSequence (OH_ImagePackerNative imagePacker, OH_PackingOptionsForSequence options, OH_ImagePackerNative **pixelmapSequence, size_t sequenceLength, int32_t fd)	Encodes a PixelMap sequence into a file.
Image_ErrorCode OH_ImagePackerNative_Release (OH_ImagePackerNative *imagePacker)	Releases the pointer to an OH_ImagePackerNative struct.